TUDOR Black Bay Bronze Herrenuhr, Ref. 79250BM. TUDOR Black Bay Bronze mens watch. Ref. 79250BM. Bronze/steel (back). Automatic movement. Series-Nr. I751560. VERY GOOD CONDITION! Original leather band with buckle clasp. Matching NATO-Band included! Original box and papers included, purchased Aug. 2017 (guarantee valid until Aug. 2019!). Diameter ca. 43 mm (measured without crown).